71812913

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{997}}^1$

素因数の和:1256

約数の個数: 16

約数和(自身を含む): 80478720

約数和(自身を除く): 8665807

約数列:

[1, 17, 19, 223, 323, 997, 3791, 4237, 16949, 18943, 72029, 222331, 322031, 3779627, 4224289, 71812913]

約数ペア:

[(1, 71812913), (17, 4224289), (19, 3779627), (223, 322031), (323, 222331), (997, 72029), (3791, 18943), (4237, 16949)]